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Java > Open Source Codes > org > netbeans > mdr > handlers > CollectionUnwrapper


1 /*
2  * The contents of this file are subject to the terms of the Common Development
3  * and Distribution License (the License). You may not use this file except in
4  * compliance with the License.
5  *
6  * You can obtain a copy of the License at http://www.netbeans.org/cddl.html
7  * or http://www.netbeans.org/cddl.txt.
8  *
9  * When distributing Covered Code, include this CDDL Header Notice in each file
10  * and include the License file at http://www.netbeans.org/cddl.txt.
11  * If applicable, add the following below the CDDL Header, with the fields
12  * enclosed by brackets [] replaced by your own identifying information:
13  * "Portions Copyrighted [year] [name of copyright owner]"
14  *
15  * The Original Software is NetBeans. The Initial Developer of the Original
16  * Software is Sun Microsystems, Inc. Portions Copyright 1997-2006 Sun
17  * Microsystems, Inc. All Rights Reserved.
18  */
19 package org.netbeans.mdr.handlers;
20
21 import java.util.*;
22
23 import org.netbeans.mdr.storagemodel.TypedCollection;
24
25 /**
26  *
27  * @author Martin Matula
28  * @version
29  */
30 public class CollectionUnwrapper extends AbstractList {
31     private final Object JavaDoc[] innerList;
32
33     public CollectionUnwrapper(Collection elements, Collection typedList) {
34         super();
35
36         int i = 0;
37         TypedCollection list;
38         if (typedList instanceof TypedCollection) {
39             list = (TypedCollection) typedList;
40         } else {
41             list = null;
42         }
43         innerList = new Object JavaDoc[elements.size()];
44         for (Iterator it = elements.iterator(); it.hasNext();) {
45             Object JavaDoc element = it.next();
46             if (list != null) {
47                 list.checkType(element);
48             }
49             innerList[i++] = IndexSetWrapper.unwrap(element);
50         }
51     }
52     
53     public CollectionUnwrapper(Collection elements) {
54         this(elements, null);
55     }
56     
57     public int size() {
58         return innerList.length;
59     }
60     
61     public Object JavaDoc get(int param) {
62         return innerList[param];
63     }
64 }
65
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